1. If Mr. Harris single, I could introduce him your sister.

a. had been b. were c. would be d. is

2. If you don’t keep the receipt, the shop you a refund.

a. wouldn't give b. wouldn't have given c. do you choose d. you would choose

3. If someone offered you those books, which one ?

a. would you choose b. did you chose c. do you choose d. you would choose

4. I feel so hopeless. If only I the language.

a. could speak b. speak c. had spoken d. b or c

5. Tom, I would refuse.

a. If I b. If were I c. Am I d. Were I

6. If only David had been a bit ore careful, _ have been all right.

a. would b. he'd c. he would d. b or c

7. very upset if you turn down his offer of help.

a. Is b. He'll be c. Will be d. He would be

8. If you see Tom tomorrow, him to ring me?

a. do you ask b. must you ask c. ought you ask d. could you ask

9. If they _ the museum, we'd better go there today.

a. haven't seen b. didn't see c. don’t see d. a or c

10. If I , I would have to thank all of you.

a. am to succeed b. were to succeed c. succeeded d. b or c

11. If you for another night, I'll ask the manager to give you a better room.

a. stay b. stayed c. are staying d. will stay

12. If along, I might have died.

a. not came b. hadn't come c. he hadn’t come d. hadn't he come

13. to apologize now, I would forgive her.

a. If she were b. Were she c. She were d. a or b

14. If I could speak Spanish, I next year studying in Mexico.

a. will spend b. had spent c. would spend d. would have spent

15. If energy inexpensive and unlimited, many things in the world would be different.

a. is b. were c. will be d. would be

16. If you _ to my advice in the first place, you wouldn't be in this mess right now.

a. listen b. will listen c. listened d. had listened

17. more help, I could call my neighbour.

a. Should I need b. Needed c. I have needed d. I should need

18. I didn't know you were asleep. Otherwise, I in the room, I would have been killed.

a. don’t make b. didn't make c. won't make d. wouldn't have make

19. If you _ to talk loudly, I will have to ask you to leave.

a. continue b. continued c. will continue d. could continue

20. A huge tree crashed through the roof and broke my bed, in the room, I would have been killed.

a. Should I be b. Had I been c. Would I been d. Would I have been

1. We're going to be late if

1. If I (be)  were you, I wouldn't worry about going to university.

2. If the doctor can't help me, I (go)will go somewhere else.

3. Will you phone me if there (be) are any problems?

4. If you drove more carefully, you (not have) wouldn’t have so many accidents.

5. If he (get)  got up earlier, he'd get to work on time.

6. If we (have)........................more time, I could tell you more about it.

7. If this house costs too much, I (buy)........................a smaller one.

8. If you (sell)......................... more products, you'd earn more money.

9. What would you do if you suddenly (win)......................half a million pounds?

10. His car would be a lot safer if he (buy)......................some new tyres.

Exercise 2: Choose the best answer to complete each of the following sentences.

1. I wouldn't go there at night If I ______ you.

  A. am                   B. was                         C. were                  D. B and C are correct

2. If I ________ get a pole, I'll go fishing.

  A. can                   B. could                      C. were                 D. might

3. If they had enough time, they ________ head south.

  A. will                   B. can                         C. must                   D. might

4. If you had the chance, _______ you go fishing may                      C. would                 ?

  A. did                     B. D. do

5. If you ________ a choice, which country would you visit?

  A. have                   B. had                    C. have had                  D. will have

6. Trees won't grow ________ there is enough water.

  A. If                        B. when                    C. unless                   D. as           

7. _______ she agreed, you would have done it.

  A. If                        B. had                      C. Should                    D. Would

8. If you _________ to be chosen for the job, you'll have to be experiened in the field.

  A. want                   B. wanted                  C. had wanted             D. wants

9. If the doctor had arrived sooner, the boy ___________.

  A. might be saved     B. have been saved     C. was saved    D. might have been saved

10. If you just approach the job with the right attitude, things ________well.

  A. would have turned out                           B. will turn out

  C. would turn out                                        D. turns out

Make conditional sentences without conjunctions.

1. If I were you, i'd accept the job.

2. If you had told me that he never paid his debts, I wouldn't have rung you.

3. If he had known your telephone number he would have rung you.

4. If it were nice, we would go for a walk.

5. I would come to her wedding if I were invited.

6. Would you visit me if I were sent to prison?

7. Would you have written to her if you had known her address?

8. What would you do if today were a holiday?

9. If they had asked me I would have helped them.

10. Scientists think that men could live on the moon if there were air and water on it.

If...not = Unless

1. I couldn't think of myself unless I had some troubles

2. Her car wouldn't have been broken yesterday unless she had driven fast

3. Unless people knew you, they wouldn't give you some precious information

4. Unless I saved my money, someone would take it

5. If you didn't come home early, I wouldn't prepare the dinner

6. Unless she lived in Rome, she couldn't speak Italian like that

7. If Tom and Tim were not old, they would take part in our hockey team

8. Unless he were my friend, I would not invite him to my birthday party

9. If Susan didn't study harder, she might fail the exam

10. You wouldn't be arble to do this exercise unless your English were good

11. Unless we had enough rain, we couldn't grow rice

Make conditional sentences without conjunctions.

1. If I were you, I'd accept the job.

2. If you had told me that he never paid his debts, I wouldn't have lent him money.

3. If he had known your telephone number he would have rung you.

4. If it were nice, we would go for a walk.

5. I would come to her wedding if I were invited.

6. Would you visit me if I were sent to prison?

7. Would you have written to her if you had known her address?

8. What would you do if today were a holiday?

9. If they had asked me I would have helped them.

10. Scientists think that men could live on the moon if there were air and water on it.

Rewrite each sentence, beginning as shown.
1- I didn't have an umbrella with me so i got wet.
-> I wouldn't...

2- I'll call the police if you don't leave me alone.
-> Unless...

3- In the snowy weather we don't go to school.
-> If ...

4- Without Jack's help, I wouldn't have been able to move this table.
-> If ...

5- You drink too much coffee, that's why you can't sleep.
-> If you ...

6- Make me some coffee, and I'll give you some sweets.
-> If ...

7- If you hadn't told me about Sue's hair, I wouldn't have noticed her.
-> Unless....

8- If you see Peter, tell him he should be here at 8.00.
-> Should...

9- I wouldn't accept if you ask me to marry you.
-> If you were ...